Hex Color Code #666899 — RGB & HSL Conversions
How to use the #666899 color code in HTML & CSS?
To apply the hex color #666899 in web design, set the color property inside your CSS stylesheet. For example, adding background-color: #666899; will paint elements in this cool undertone shade. In modern CSS structures, you can configure it as a custom variable --color-hex: #666899; or utilize it directly in Tailwind CSS via arbitrary utility values like bg-[#666899].
What are the RGB and HSL conversion values for #666899?
In the digital sRGB color space, the hex value #666899 is converted to RGB values of Red: 102, Green: 104, and Blue: 153. When analyzed under the HSL model, its coordinates correspond to hue angle 238°, 20% saturation, and 50% lightness. This makes it visually a balanced medium tone with a soft, understated pastel shade.
CMYK print code settings for #666899
When converting #666899 for CMYK printing, the color separation consists of 33% Cyan, 32% Magenta, 0% Yellow, and 40% key/black. In digital designs, blue coordinates like this are highly favored by technical and corporate platforms to foster user trust, stability, and clean readability.
HEX #666899 Color Space Conversions
Click to copy formatContrast & Accessibility (WCAG 2.1) Check
White text readability test with #666899
Small body copy preview
Black text readability test with #666899
Small body copy preview
Complementary & Analogous Harmonies
Perfect matching color schemes for your designsShades & Tints Generator Matrix
Copy shade hex values instantlyDarker Shades (Adding Black)
Lighter Tints (Adding White)
CSS Custom Properties (Variables)
--color-hex: #666899;
--color-rgb: rgb(102, 104, 153);
--color-hsl: hsl(238deg, 20%, 50%);